Willow logs are logs, which can be cut from willow trees using the Woodcuttingskill. Cutting willow logs from a willow tree requires an axe and level 30 Woodcutting and grants 67.5 Woodcutting experience per log. Players can burn willow logs using the Firemaking skill and a tinderbox. This requires level 30 Firemaking and grants 90 Firemaking experience per log.

Willow logs are also known to be one of the best experience rates in the game for Woodcutting, right under Teak logs. Some of the most efficient places to get a constant rate of experience from willows are: Barbarian Outpost, Draynor, west of Catherby, and south of Ardougne.

Willows can be a very cost-effective way of getting to 99 Firemaking. It takes no more than 144,679 willows to get from 30-99 Firemaking.